APA Style
SHULMAN, LAWRENCE. (1992).
THE SKILL OF HELPING .
Illinois:
F.E.Peacoc.
Chicago Style
SHULMAN, LAWRENCE.
THE SKILL OF HELPING.
Illinois:
F.E.Peacoc,
1992.
Buku.
MLA Style
SHULMAN, LAWRENCE.
THE SKILL OF HELPING.
Illinois:
F.E.Peacoc,
1992.
Buku.
Turabian Style
SHULMAN, LAWRENCE.
THE SKILL OF HELPING.
Illinois:
F.E.Peacoc,
1992.
Buku.